Inventor · disambiguated record

Carl C. Grotnes

Also filed as: GROTNES CARL C · GROTNES II CARL C

2 granted patents·71 citations·filing 1980–1998

65Inventor score

Technology areasB21D

Files withATLANTA GROTHES MACHINE COMPAN1 ATLANTA GROTNES MACHINE COMPAN1

Top patents by PatentIndex Score

2 records

0188US5950472ABead-formation in metal drum manufactureATLANTA GROTHES MACHINE COMPAN·Filed 1998·Granted Sep 14, 1999·56 cites·10 claims
0255US4389875AMethod and apparatus for making beads on drumsATLANTA GROTNES MACHINE COMPAN·Filed 1980·Granted Jun 28, 1983·15 cites·28 claims

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →